/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.predictionio.examples.java.recommendations.tutorial4;

import java.io.Serializable;
import java.util.Map;
import org.apache.commons.math3.linear.RealVector;

public class FeatureBasedModel implements Serializable {
  // Feature value is always between -1 and 1.
  public final Map<Integer, RealVector> userFeatures;
  public final Map<Integer, Integer> userActions;
  public final Map<Integer, RealVector> itemFeatures;

  public FeatureBasedModel(
      Map<Integer, RealVector> userFeatures,
      Map<Integer, Integer> userActions,
      Map<Integer, RealVector> itemFeatures) {
    this.userFeatures = userFeatures;
    this.userActions = userActions;
    this.itemFeatures = itemFeatures;
  }
}

